Robust Multilingual Named Entity Recognition with Shallow Semi-Supervised Features.
Rodrigo AgerriGerman RigauPublished in: CoRR (2017)
Keyphrases
- named entity recognition
- semi supervised
- information extraction
- natural language processing
- maximum entropy classifier
- sequence labeling
- named entities
- text summarization
- supervised learning
- relation extraction
- conditional random fields
- pairwise
- co occurrence
- labeled data
- semi supervised learning
- active learning
- feature space
- maximum entropy
- classifier ensemble
- unsupervised learning
- question answering
- unlabeled data
- machine learning
- feature set
- expert systems
- prior knowledge
- information retrieval